Na2SO3 + 2HJO3 J2 ¯ + 5Na2SO4 + H2O
;
;
; (
x+y
)
lg
1,4 =
lg
2;
n = x+y
=
@ 2
; 
; 
; (x+y)lg1,4 = lg2; n = x+y = 
@ 2; ; ; (x+y)lg1,4 = lg2; n = x+y = @ 2